National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

79°F

26°C

Humidity 44%
Wind Speed W 7 mph
Barometer 30.07 in (1017.6 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Nov 1:53 pm EST
Extended Forecast for

Simpsonville SC

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 78. West southwest wind around 8 mph.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 52. West wind around 6 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 73. East northeast wind around 6 mph becoming light and variable in the afternoon.

    High: 73 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Mostly cloudy, with a high near 76. Light south southwest wind becoming southwest 6 to 11 mph in the morning.

    High: 76 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly between 9pm and 1am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 78. West southwest wind around 8 mph.
Tonight
Partly cloudy, with a low around 52. West wind around 6 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 73. East northeast wind around 6 mph becoming light and variable in the afternoon.
Thursday Night
A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 56. Calm wind.
Friday
Mostly cloudy, with a high near 76. Light south southwest wind becoming southwest 6 to 11 mph in the morning.
Friday Night
A 30 percent chance of rain, mainly between 9pm and 1am. Mostly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 69.
Monday Night
Mostly cloudy, with a low around 50.
Tuesday
A 30 percent chance of rain. Mostly cloudy, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Simpsonville SC
 34.74°N 82.28°W (Elev. 863 ft)
Last Update:
12:18 pm EST Nov 19, 2025
Forecast Valid:
2pm EST Nov 19, 2025-6pm EST Nov 25, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation